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23FUN07_QuAHMET_Newsletter_N3.pdfNewsletters:
#3, May 2026
23FUN07_QuAHMET_Newsletter_N2.pdfNewsletters:
#2, July 2025
23FUN07_QuAHMET_Newsletter_N1.pdfNewsletters:
#1, November 2024
Towards a magnetic topological insulator-based quantum standard of resistance is a talk that Kajetan M. Fijalkowski, Universitรคt Wรผrzburg and Institute for Topological Insulators in Wรผrzburg, Germany gave at the Conference on Advances in Topological Condensed Matter in Trieste, Italy, 11-15 November 2024.
The QuAHMET partners thank the conference organisers for allowing the reposting of the conference recording, which can be found at this address together with the conference program
๐ฌ๐๐๐๐๐๐๐๐ ๐๐๐๐๐๐๐๐๐ ๐๐๐ ๐๐๐๐๐๐๐ ๐๐๐๐๐๐๐๐๐๐๐๐ by Nitin Samarth, Penn State University
PAPERS:
(Note: Where open access rights have not been purchased from the journal, a pre-print link to the manuscript is provided)ย
Fijalkowski, K.M., Klement, M., Liu, N. et al. Quantum adiabatic transport in a quantum anomalous Hall insulator. Nat Commun 17, 6827 (2026).ย
D. K. Patel, K. M. Fijalkowski, M. Kruskopf, N. Liu, M. Gรถtz, E. Pesel, M. Jaime, M. Klement, S. Schreyeck, K. Brunner, C. Gould, L. W. Molenkamp, H. Scherer, "A zero external magnetic field quantum standard of resistance at the 10โ9 level", Nature Electronics, Nov 2024. https://www.nature.com/articles/s41928-024-01295-w . ArXiV preprint: https://arxiv.org/abs/2410.13365ย
L. Callegaro, "A quantum standard of resistance without a magnetic field," Nature Electronics nov. 2024, https://rdcu.be/d2UOW
L. Callegaro, "Fundamentals of Measurement: Small electric currents", IEEE Instrumentation and Measurement Magazine, 27 (2024), 7-11, https://hdl.handle.net/11696/83679.
L. Callegaro, M. Marzano, J. Medved, C. Gould, J. Hoffmann, N. Huang, N. H.-Kaneko, J. Kucera, L. W. Molenkamp, M. C. Onbasli, A. G. Ozbay, H. Scherer, S. Kumar, "QuAHMET: Quantum Anomalous Hall Effect Materials and Devices for Metrology," Measurement:Sensors, 101437, 2024.
N.J. Huรกng, J.L. Boland, K.M. Fijalkowski, C. Gould, T. Hesjedal, O. Kazakova, S. Kumar, H. Scherer, "Quantum anomalous Hall effect for metrology", Appl. Phys. Lett. 126, 040501 (2025).
R. Kavkhani, B. A. Hanedar, K. Anar, A. ฤฐ. ลahin, A. Johansson, M. C. Onbaลlฤฑ, "Ultrahigh mobility and Rashba spin splitting in Sb-substituted bismuth telluride and bismuth selenide", Nanoscale (2026).
L. Callegaro, "Chasing the ohm", Nature Electronics, April 2026, https://hdl.handle.net/11696/89579 .
CONFERENCES:
S. Kjeldby et al., "EPM QuAHMET project: State of the art, and the path forward", CPEM 2026, 6-11 Sept 2026, Madrid, Spain.
Frรฉdรฉric Overney et al., "Low frequency bridge for magneto-transport measurements of quantum anomalous Hall effect", CPEM 2026, 6-11 Sept 2026, Madrid, Spain.
Peer Heydolph et al., "Implementation of a balanced quantum Hall resistor for precision measurements", CPEM 2026, 6-11 Sept 2026, Madrid, Spain.
Martina Marzano et al., "Measurement of excess noise of quantum Hall effect devices", CPEM 2026, 6-11 Sept 2026, Madrid, Spain.
S. Rozhko et al., "Towards precision quantum anomalous Hall measurements at NPL", CPEM 2026, 6-11 Sept 2026, Madrid, Spain.
Callegaro et al., "Electrical noise of metrology-grade quantum Hall effect devices ", WOLTE 2026, 1-5 Jun 2026, Giardini Naxos, Italy.
Onbasli et al., "Van der Waals Gap Engineering and Phase Stabilization in Sb-Doped Bi2Te3 Thin Films Grown by Molecular Beam Epitaxy", MRS Fall Meeting, US, Dec 2025.
Onbasli et al., "Seed-Layer-Induced Stabilization of Hexagonal Kagome FeGe via Molecular Beam Epitaxyโ Experimental and Theoretical Insights ", MRS Fall Meeting, US, Dec 2025.
Huang et al, "Quantum Light and Matter Metrology at Extremes", Magneto-Optics in Quantum Light and Matter (MOQLM), UK, Nov 2025.
Onbasli et al., "Correlated Magnetism And Topological Signatures In FeGe And MnโGe Kagome Materials: A DFT+U Perspective ", 19th International Nanoscience and Nanotechnology Conference (Nanotr-19) , Aug 2025, Turkey
Onbasli et al., "Experimental and Theoretical Insights on Seed-Layer-Driven Stabilization of Hexagonal Kagome FeGe via Molecular Beam Epitaxy ", 19th International Nanoscience and Nanotechnology Conference (Nanotr-19) , Aug 2025, Turkey
Onbasli et al., "Phase Stabilization and Structural Ordering Control in van der Waals Layered Sb-Doped BiโTeโ Thin Films Grown by Molecular Beam Epitaxy", 19th International Nanoscience and Nanotechnology Conference (Nanotr-19) , Aug 2025, Turkey
Onbasli et al., "First-Principles Investigation of Rashba Spin Splitting Induced by Sb substitutional Doping in Bi2Te3 and Bi2Se3 ", 19th International Nanoscience and Nanotechnology Conference (Nanotr-19) , Aug 2025, Turkey
Gould et al., "Magnetic topological insulators: from fundamental physics to a quantum standard of resistance ", APS March meeting 2025, Anaheim, March 19th, US, invited
L. Callegaro et al., "European effort towards a novel quantum anomalous Hall effect-based primary resistance standard: INRIM first results," CIM 2025 International Metrology Congress, 11-14 Mar 2025 Lyon, France.
L. Callegaro et al., "Il progetto QuAHMET, Quantum Anomalous Hall effect materials and devices for metrology: Attivitร all'INRIM," VIII Forum Nazionale delle Misure 2024, 12-14 Sep 2024, San Vincenzo (LI), Italy.
Onbasli, "InterfaceโInduced Stability of Nontrivial Topological Spin Textures", IFW, Dresden, Germany, Invited, Nov 2024.
J. Medved et al., "Misure su effetto Hall quantistico in criostato senza elio," VIII Forum Nazionale delle Misure 2024, 12-14 Sep 2024, San Vincenzo (LI), Italy.
L. Callegaro et al., "QuAHMET: Quantum Anomalous Hall Effect Materials and Devices for Metrology,"ย XXIV IMEKO World Congress, 26-29 August 2024, Hamburg, Germany, poster presentation.
Dinesh K. Patel et al.,, "High-accuracy measurements of the quantum anomalous Hall effect for resistance hashtag#metrology", 2024 NCSL International & CPEM Workshop & Symposium, 6-11 Jul 2024, Denver, CO, USA.ย
M. Marzano et al., "QuAHMET: Quantum anomalous Hall effect materials and devices for metrology," 2024 NCSL International & CPEM Workshop & Symposium, 6-11 Jul 2024, Denver, CO, US.ย
G. Maruccio et al., "Quantum Anomalous Hall Effect applied to metrology: the EPM project QuAHMET", ICM International Conference on Magnetism, 30 Jun - 5 Jul 2024, Bologna, Italy.
GOOD-PRACTICE GUIDES:
Work in Progress ๐ง
Funding statement:ย
The project (23FUN07 QuAHMET) has received funding from the European Partnership on Metrology, co-financed from the European Unionโs Horizon Europe Research and Innovation Programme and by the Participating States.
โข Funder name: European Partnership on Metrology
โข Funder ID: 10.13039/100019599
Publicity resources โ repository instructions and EURAMET logos
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